Which of the following is not produced commercially from sea water ?
Correct answer: B. Iodine
- A. Magnesium & potassium compounds
- B. Iodine
- C. Bromine
- D. Common salt
Explanation
Common salt, bromine, and magnesium compounds are recovered commercially from seawater or concentrated brines. Iodine is generally obtained from underground brines and Chilean nitrate deposits, not directly from seawater on a commercial scale.
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